41564291 has 2 divisors, whose sum is σ = 41564292. Its totient is φ = 41564290.

The previous prime is 41564249. The next prime is 41564329. The reversal of 41564291 is 19246514.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41564291 - 2¹⁴ = 41547907 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41564231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20782145 + 20782146.

It is an arithmetic number, because the mean of its divisors is an integer number (20782146).

Almost surely, 2^41564291 is an apocalyptic number.

41564291 is a deficient number, since it is larger than the sum of its proper divisors (1).

41564291 is an equidigital number, since it uses as much as digits as its factorization.

41564291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 32.

The square root of 41564291 is about 6447.0373816196. The cubic root of 41564291 is about 346.3964710237.

The spelling of 41564291 in words is "forty-one million, five hundred sixty-four thousand, two hundred ninety-one".